A devotee of the cult of Hiddles - someone who worships the glory that is Tom Hiddleston.

Hiddlestoners are more than ordinary "fans". They will adhere to three or more of the following criteria. A Hiddlestoner is:

Someone who repeatedly spams their blogs/tumblr/forum with images/gifs of Tom Hiddleston.
Someone who sketches him obsessively.
Someone who plasters their walls/folders with pictures of Hiddles.
Someone who uses the word "Hiddles" in a real conversation.
Someone who belongs to/has set up a fan club devoted to Hiddles.
Someone who has actually plucked up the guts to send him a fan-letter.